# 426640

## 426,640 is an even composite number composed of three prime numbers multiplied together.

What does the number 426640 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

426640 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

## Prime factorization of 426640:

### 24 × 5 × 5333

(2 × 2 × 2 × 2 × 5 × 5333)

See below for interesting mathematical facts about the number 426640 from the Numbermatics database.

### Names of 426640

• Cardinal: 426640 can be written as Four hundred twenty-six thousand, six hundred forty.

### Scientific notation

• Scientific notation: 4.2664 × 105

### Factors of 426640

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5340

### Divisors of 426640

• Number of divisors d(n): 20
• Complete list of divisors:
• Sum of all divisors σ(n): 992124
• Sum of proper divisors (its aliquot sum) s(n): 565484
• 426640 is an abundant number, because the sum of its proper divisors (565484) is greater than itself. Its abundance is 138844

### Bases of 426640

• Binary: 11010000010100100002
• Base-36: 9574

### Squares and roots of 426640

• 426640 squared (4266402) is 182021689600
• 426640 cubed (4266403) is 77657733650944000
• The square root of 426640 is 653.1768520087
• The cube root of 426640 is 75.2813138845

### Scales and comparisons

How big is 426640?
• 426,640 seconds is equal to 4 days, 22 hours, 30 minutes, 40 seconds.
• To count from 1 to 426,640 would take you about four days.

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 426640 cubic inches would be around 6.3 feet tall.

### Recreational maths with 426640

• 426640 backwards is 046624
• The number of decimal digits it has is: 6
• The sum of 426640's digits is 22
• More coming soon!